Berthin, C. and Maillard, H. (2019) “Duration of Efficacy Increases with the Repetition of Botulinum Toxin A Injections in Primary Axillary Hyperhidrosis: A 15-year Study in 117 Patients”, Acta Dermato-Venereologica, 99(13), pp. 1237–1240. doi: 10.2340/00015555-3307.